2-2.5 hour battery life... - Samsung Galaxy Nexus

OK I have the Verizon gnex and not using 4G WiFi only, casual use results in about 2 hours screen on time. Usually I have to charge 3-5 times to make it through the day. Im on stock everything and I don't see how my battery sucks so bad
Sent from my Galaxy Nexus @1.2GHz on stock 4.2.2

IRX120 said:
OK I have the Verizon gnex and not using 4G WiFi only, casual use results in about 2 hours screen on time. Usually I have to charge 3-5 times to make it through the day. Im on stock everything and I don't see how my battery sucks so bad
Sent from my Galaxy Nexus @1.2GHz on stock 4.2.2
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The GNex is notorious for how quickly the battery drains while the screen is on. There's nothing you can do, realistically, on stock, to fix this...custom ROM users usually have some tricks to increase battery life.
Sent from my Cyanogen-flavoured, AK-powered Galaxy Nexus

It could be the fact that there is very poor signal, based on the screen shot.. So it constantly searching for it
Inviato dal mio Galaxy Nexus con Tapatalk 2

you have poor phone signal (3g/CDMA) and the phone is constantly looking for it.
i see nothing wrong with the phone, nor anything you can do other than use airplane mode and connect to a wifi signal.

Zepius said:
you have poor phone signal (3g/CDMA) and the phone is constantly looking for it.
i see nothing wrong with the phone, nor anything you can do other than use airplane mode and connect to a wifi signal.
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I use this phone as a media device only so I'll try airplane mode. My phones out off contract expired so I'm surprised Verizon still even sends it any signal.
Sent from my Galaxy Nexus @1.2GHz on stock 4.2.2

Battery seems about the same as mine, with screen on the most I can get is 4 hours and in idle if you use greenify on things that have lots of wakelocks like Facebook you could save some more battery.
Sent from my Galaxy Nexus using xda app-developers app

IRX120 said:
I use this phone as a media device only so I'll try airplane mode. My phones out off contract expired so I'm surprised Verizon still even sends it any signal.
Sent from my Galaxy Nexus @1.2GHz on stock 4.2.2
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It's not so much Verizon sending you signal, it's the phone trying to get a signal
Sent from my Galaxy Nexus using Tapatalk 2

I confirm this behavior when my gnex is constantly trying to get a signal.

There might be an issue with surface flinger, I've never seen it under battery stats. Radio signal is crap here, what I can't seem to figure out is why don't you use airplane mode ever since your contract was terminated.
a manta wrote this.

beekay201 said:
There might be an issue with surface flinger, I've never seen it under battery stats. Radio signal is crap here, what I can't seem to figure out is why don't you use airplane mode ever since your contract was terminated.
a manta wrote this.
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Click to collapse
I do usually, I was just done a factory reset
Sent from my Galaxy Nexus @1.6GHz on stock 4.2.2

IRX120 said:
Sent from my Galaxy Nexus @1.6GHz on stock 4.2.2
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Click to collapse
having the device oc'ed also decreases battery life

beekay201 said:
having the device oc'ed also decreases battery life
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I know, Im not over clocked anymore, just forgot to change my signature
Sent from my Galaxy Nexus @1.6GHz on stock 4.2.2

IRX120 said:
I know, Im not over clocked anymore, just forgot to change my signature
Sent from my Galaxy Nexus @1.6GHz on stock 4.2.2
Click to expand...
Click to collapse
For battery life you could even try a mild underclock. This is will may or not help, depending on what kind of apps (and processor usage) you run on the background.

It's definitely the signal because I experience it first hand when I go back and forth to visit my parent's house. They have atrocious signal reception (One bar for 3G) and battery drains around 3% a minute. It's a lot different when I'm at my place with full 4G signal because I can get 4+ hours on screen time.
It's unfortunate one of Google's flagship phones was designed poorly in signal/battery efficiency. Oh well, what can you do.

DroidOnRoids said:
It's definitely the signal because I experience it first hand when I go back and forth to visit my parent's house. They have atrocious signal reception (One bar for 3G) and battery drains around 3% a minute. It's a lot different when I'm at my place with full 4G signal because I can get 4+ hours on screen time.
It's unfortunate one of Google's flagship phones was designed poorly in signal/battery efficiency. Oh well, what can you do.
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Yeah, I got the nexus 4, and it has only slightly better battery life, I usually charge my gnex and nexus 4 2 tines a day each
Sent from my Galaxy Nexus @1.2GHz on stock 4.2.2

IRX120 said:
Yeah, I got the nexus 4, and it has only slightly better battery life, I usually charge my gnex and nexus 4 2 tines a day each
Sent from my Galaxy Nexus @1.2GHz on stock 4.2.2
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At least with the Gnex, you can put in an extended battery if desired. You're SOL with the Nexus 4.

Idk, I don't have battery issues. Using the 2100mAh battery.
Sent from my Galaxy Nexus using Tapatalk 2

mulhiny said:
Idk, I don't have battery issues. Using the 2100mAh battery. Sent from my Galaxy Nexus using Tapatalk 2
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Cool story bro, that helps

beekay201 said:
Cool story bro, that helps
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Sorry..guess my point is that, to me, the OP might simply have a defunct battery. I do nothing special with my phone to increase battery life. No greenify, underclocking, etc..2 email accounts syncing along with weather and a few other apps. If he's using simply as a media device maybe a new battery is all it needs.
Sent from my Galaxy Nexus using Tapatalk 2

mulhiny said:
Sorry..guess my point is that, to me, the OP might simply have a defunct battery. I do nothing special with my phone to increase battery life. No greenify, underclocking, etc..2 email accounts syncing along with weather and a few other apps. If he's using simply as a media device maybe a new battery is all it needs.
Sent from my Galaxy Nexus using Tapatalk 2
Click to expand...
Click to collapse
I did a factory flash on my gnex and have airplane mode on with under volt @1.5ghz and my battery seems to be getting around 3 and a half hours screen now
Sent from my Nexus 4 @1.944 GHz on Stock 4.2.2

Related

[Q][VZN]GN vs GS3 battery life

I've given my GN to my son so I could take the new GS3. I have to tell you that I'm pretty shocked that the GS3 routinely (stock or rooted and unlocked bootloader) gets about 24-30 hours of battery life with 4 hours of screen time.
having the same sie battery (2100), why the hell can't we get the same kind of battery life out of the GN? Aren't these 2 phones supposed to be close cousins if not siblings? Any ROM/kernel combo out there that can achieve this good of bettry life? currently on BAMF.
It's the Krait S4 chipset. Much smaller and therefore much more efficient.
Yeah, the Sammy improved on the weaknesses of the gnex w/ the s3, but the s3 has ics. Ics seemed to have better battery life. Jb seems to be more of a battery hog no matter which rom you have. Maybe when jb radios are released battery life might be a little better, but I just got 4 1/2 hrs screen time on codename's rom the other day. If I would have seen this post then, I would have posted a screenie...
mssam said:
Yeah, the Sammy improved on the weaknesses of the gnex w/ the s3, but the s3 has ics. Ics seemed to have better battery life. Jb seems to be more of a battery hog no matter which rom you have. Maybe when jb radios are released battery life might be a little better, but I just got 4 1/2 hrs screen time on codename's rom the other day. If I would have seen this post then, I would have posted a screenie...
Click to expand...
Click to collapse
I'm running JB CM10 and battery seems as good if not better. Will do a measure tomorrow and post. I'll try codename now.
GSM nexus is where its at. I just did 41 hours on battery with 4½ display time with my stock 1750 battery. Rasbean/Trinity stock voltage/clock speed.
Sent from my Galaxy Nexus using xda premium
95Z28 said:
GSM nexus is where its at. I just did 41 hours on battery with 4½ display time with my stock 1750 battery. Rasbean/Trinity stock voltage/clock speed.
Sent from my Galaxy Nexus using xda premium
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Click to collapse
NO NO NO, GSM Nexus you are talking about does not have any meaningful LTE technology. If I turn off 4G and go with 3G, I get the same battery life. Where it's at is the GS3 running Unlocked Bootloader and CM10 :laugh:
loveubuntu said:
NO NO NO, GSM Nexus you are talking about does not have any meaningful LTE technology. If I turn off 4G and go with 3G, I get the same battery life. Where it's at is the GS3 running Unlocked Bootloader and CM10 :laugh:
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LTE technology is overpriced and overrated. As long as my GSM nexus with unlocked bootloader and rasbean can do everything my buddies GS3 can do I'll stick with GSM Google phones.
Personal preference
Sent from my Galaxy Nexus using xda premium
Try downloading a 200mb rom. Once you have LTE speed, you never go back. Don't knock it until you've had it for a few months. With LTE toggle I can get what you have, I just don't want to.
Sent from my SCH-I535 using xda premium
mssam said:
Yeah, the Sammy improved on the weaknesses of the gnex w/ the s3, but the s3 has ics. Ics seemed to have better battery life. Jb seems to be more of a battery hog no matter which rom you have. Maybe when jb radios are released battery life might be a little better, but I just got 4 1/2 hrs screen time on codename's rom the other day. If I would have seen this post then, I would have posted a screenie...
Click to expand...
Click to collapse
ICS still had terrible battery life on the GNEX. Not much difference between JB. On the 2100mAh battery I averaged 2 hours on screen time with LTE on using ICS and JB. Battery life is terrible on this thing.
Looking at the S3 battery life on LTE, basically we got screwed.
[email protected] said:
ICS still had terrible battery life on the GNEX. Not much difference between JB. On the 2100mAh battery I averaged 2 hours on screen time with LTE on using ICS and JB. Battery life is terrible on this thing.
Looking at the S3 battery life on LTE, basically we got screwed.
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It can't all be the processor, is it? We should be able to get some of the stuff from the S3 ported here to get at least some of the benefits, no?
loveubuntu said:
Try downloading a 200mb rom. Once you have LTE speed, you never go back. Don't knock it until you've had it for a few months. With LTE toggle I can get what you have, I just don't want to.
Sent from my SCH-I535 using xda premium
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Try asking verizon for unlimited talk, text and web. Once your monthly cell phone bill is $45 a month, youll never go back.
Sent from my Galaxy Nexus using xda app-developers app
Toad858 said:
Try asking verizon for unlimited talk, text and web. Once your monthly cell phone bill is $45 a month, youll never go back.
Sent from my Galaxy Nexus using xda app-developers app
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No one is arguing that the Big red is evil and is quite expensive. But they have the best signal, coverage, and speed. No one argues that. If you have a 4g LTE phone, why would you be running anything less? It's a silly argument.
I use google voice for texting, have 1400 min of anytime minutes for 3 phones with 10 friends and family numbers, and unlimited data for all three. My bill icluding taxes and fees is $212 a month. That's pretty reasonable compared to others. The problem, you can't get it as a new customer.

Only 2 hours of screen on time?

I'm using the vzw galaxy nexus and no LTE and I still only get 2 hours of screen on time. I'm using 4.1.1 stock ROM and Franco 228 jb kernel. 1300 max 700 min. I also have the extended battery. What a am I doing wrong?
Sent from my Galaxy Nexus using xda app-developers app
You can try turning screen brightness down, check your apps and see which are battery consuming, turn off any auto syncing, unless you play intensive games you can scale back the CPU. That may help some.
Sent from my Galaxy Nexus using xda premium
Dylerium said:
I'm using the vzw galaxy nexus and no LTE and I still only get 2 hours of screen on time. I'm using 4.1.1 stock ROM and Franco 228 jb kernel. 1300 max 700 min. I also have the extended battery. What a am I doing wrong?
Sent from my Galaxy Nexus using xda app-developers app
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This is average battery life on the galaxy nexus. Check to make sure your not synchronizing your email or social networks to often. Also pay attention to your data connection. If it is poor your device will be constantly seeking for a signal.
Sent from my Galaxy Nexus using Tapatalk 2
Dylerium said:
I'm using the vzw galaxy nexus and no LTE and I still only get 2 hours of screen on time. I'm using 4.1.1 stock ROM and Franco 228 jb kernel. 1300 max 700 min. I also have the extended battery. What a am I doing wrong?
Sent from my Galaxy Nexus using xda app-developers app
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Click to collapse
Set the clocks back to stock. I find Franco kernel to be smoother on the 1228 max speed. Set the min to 384.
Sent from my Nexus 7 using xda premium
Really depends on what you do with the phone and how high brightness you have set. You can get more than 2 hours from it. You should be able to anyway.
My screen has been on for 2h3m as I type this. 23h14m since last charge and I have 39% battery left now. I think about screen brightness though and adjust it manually all the time when needed. Also screen-off at 307Mhz and max at 1Ghz.
ThunderStick said:
This is average battery life on the galaxy nexus. Check to make sure your not synchronizing your email or social networks to often. Also pay attention to your data connection. If it is poor your device will be constantly seeking for a signal.
Sent from my Galaxy Nexus using Tapatalk 2
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That is not average.
He has to have rogue apps running, bad signals, too much stuff pushing, etc.
I am getting 3 hours of screen time with 14 hours of battery on 1344-384-alpha56 kernel.
max 1344 min 384 governor interactive brightness auto
It is great for me like this...
You can maximize screen time on WiFi. Mobile data drains in the background, making your screen time appear "substandard".
Sent from my Galaxy Nexus using xda premium
If you all noticed that he has 700mhz as min so it's normally to drain fast.
Lower the cpu to min 350mhz and use lux auto brightness from play store to control the brightness.
Sent from my Galaxy Nexus using Tapatalk 2
I've gotten two days of standby life WITH 2 hours of screen on time.
So if you're only getting two hours screen on, you should be going at least a day or beyond on standby.
Otherwise, I can pull 3 to 4 1/2 hours screen on, I used to pull consistently 4 hours+ but whatever is new in the kernels or ROMs is stopping it.
I get the same thing . Why is galaxy nexus battery so terrible ? I upgraded for better battery life not worse
Sent from my Galaxy Nexus using xda premium
Rarely get more then 2 hours screen on time. Lately it's been much less. Screen brightness is a big factor, if you make your screen really dim you can brag about long screen times.
Sent from my Galaxy Nexus using xda premium
Hows your signal during the day look at your battery graph it its mostly yellow or worse red. That would be a drain too
Sent from my Nexus 7 using Tapatalk 2
I Am Marino said:
I've gotten two days of standby life WITH 2 hours of screen on time.
So if you're only getting two hours screen on, you should be going at least a day or beyond on standby.
Otherwise, I can pull 3 to 4 1/2 hours screen on, I used to pull consistently 4 hours+ but whatever is new in the kernels or ROMs is stopping it.
Click to expand...
Click to collapse
I'm with this guy. Around 2 hours screen time after 2 days (turned off while i'm sleeping).
I would expect more if you still have to plug it in at the end of the day. What apps are using the most battery? (as seen in the battery section of settings)
Most I have gotten is 3 hrs screen while on WiFi with the extended 2100 mah battery. And that was with no calls or music. I average maybe 2 if I'm lucky. I seem to get a fair amount of drain on 3g no matter the radio. Switched back to the stock 1850 mah battery to see if it treats me any better.
Sent from my Galaxy Nexus using Tapatalk 2
Right now I'm at 2hrs 19min screen time. 13.5hrs on battery. 29% battery remaining. Auto screen brightness. I run mmuzzys toro jb 4.1.1 with stock kernel.
Sent from my Galaxy Nexus using xda app-developers app
Use leankernel i just got almost 4 hours screen on time for the first time with this setup on stock ROM stock battery.
Sent from my Galaxy Nexus using xda premium
Fire n mage said:
Use leankernel i just got almost 4 hours screen on time for the first time with this setup on stock ROM stock battery.
Sent from my Galaxy Nexus using xda premium
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On WiFi?
-----------
iphones are the creation of people with nowhere left to turn
donsh00tmesanta said:
On WiFi?
-----------
iphones are the creation of people with nowhere left to turn
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Click to collapse
Yea only short period of time i had it off. screen shot. Reason my entire life sucked is cause i was redownloading multiple apps after the switch to stock. But your extended battery should fare well, also, be sure to turn off NFC and the cell broadcast alerts unless you really want them.
Sent from my Galaxy Nexus using xda premium
Sent from my AOSP Android 4.1.1 Galaxy Nexus.

Battery Life

I recently bought a GSM galaxy nexus (NTT DoCoMo version) and I use it on T-Mobile's prepaid network. The original battery that it came with was terrible.. Literally only lasted 7 hours regardless of screen on time. So I bought a stock Samsung battery off eBay thinking maybe it was a bad battery. No help whatsoever. I've flashed different ROMs, radios, and different kernels. Can anyone help me figure out what's going on? I had a Sprint Galaxy Nexus and I could get up to a day on the battery with 2.5 hours of screen on time so I know the Galaxy Nexus can last a long time. What's the deal?
Sent from my Galaxy Nexus using xda app-developers app
shmoozie said:
I recently bought a GSM galaxy nexus (NTT DoCoMo version) and I use it on T-Mobile's prepaid network. The original battery that it came with was terrible.. Literally only lasted 7 hours regardless of screen on time. So I bought a stock Samsung battery off eBay thinking maybe it was a bad battery. No help whatsoever. I've flashed different ROMs, radios, and different kernels. Can anyone help me figure out what's going on? I had a Sprint Galaxy Nexus and I could get up to a day on the battery with 2.5 hours of screen on time so I know the Galaxy Nexus can last a long time. What's the deal?
Sent from my Galaxy Nexus using xda app-developers app
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Click to collapse
What is the 'Battery' menu under Settings telling you?
shmoozie said:
I recently bought a GSM galaxy nexus (NTT DoCoMo version) and I use it on T-Mobile's prepaid network. The original battery that it came with was terrible.. Literally only lasted 7 hours regardless of screen on time. So I bought a stock Samsung battery off eBay thinking maybe it was a bad battery. No help whatsoever. I've flashed different ROMs, radios, and different kernels. Can anyone help me figure out what's going on? I had a Sprint Galaxy Nexus and I could get up to a day on the battery with 2.5 hours of screen on time so I know the Galaxy Nexus can last a long time. What's the deal?
Sent from my Galaxy Nexus using xda app-developers app
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Could you post some info on battery drain statistics from battery settings tab or preferably gsam monitor over a full drain? I could probably help you out, just need some more info. Also try flashing fancy kernel if you haven't already. This is a newer kernel that gives the best battery life you'll find freshly flashed.
Before discharging toget battery stats I would try charging to 100% and using "battery calibration" by NeMa to clean your phone's batterystats file and then drain to zero with a screen flashlight or running gallery slideshow. This can always be a problem no matter how healthy your battery is.
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This is what I have showing for my battery so far. I flashed the newest radio last night and that seems to have helped a little bit with the battery. I have tried the battery calibration and it didn't really seem to help much.
Sent from my Galaxy Nexus using xda app-developers app
shmoozie said:
This is what I have showing for my battery so far. I flashed the newest radio last night and that seems to have helped a little bit with the battery. I have tried the battery calibration and it didn't really seem to help much.
Sent from my Galaxy Nexus using xda app-developers app
Click to expand...
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Try to flash stock rom,look like hardware battery problem.
kostyakgn said:
Try to flash stock rom,look like hardware battery problem.
Click to expand...
Click to collapse
I have flashed a stock 4.2.2 ROM a week or so ago and I was still having this issue. I bought a new battery too and its still happening. Flashed the fancy kernel today and it seems to be helping a lot actually.
Sent from my Galaxy Nexus using xda app-developers app
The stock kernel performs way better then what you are experiencing. A custom kernel may help a bit, but it's not magic. I'd recommend using the app BetterBatteryStats in order to find out what's going on.
Do any of you think that me restoring apps would have anything to do with the battery drain? I'm not seeing anything out of the ordinary in the GSAM battery stats but the battery drains way too quickly. 10% per hour even when I'm not using it..
Sent from my Galaxy Nexus using xda app-developers app
shmoozie said:
I have flashed a stock 4.2.2 ROM a week or so ago and I was still having this issue. I bought a new battery too and its still happening. Flashed the fancy kernel today and it seems to be helping a lot actually.
Sent from my Galaxy Nexus using xda app-developers app
Click to expand...
Click to collapse
Glad to hear that fancy kernel is helping. It's probably the closest thing to magic you'll find. I agree that 1 hour of screen time and under 12 hours is under par, but I was having these same issues 2 months ago and could not believe how crappy battery life was. It really got better though trying a bunch of different radios to find the right ones, using minimal gapps/resource hogging apps as possible, finding the right build.prop tweaks to use, and most helpful flashing some good reliable kernels like fancy and AK/anarkia that have incredibly useful customizations that stock just doesn't have, I.e., contrast and color settings, battery friendly governors and frequency profiles, optimized smart-reflex, and custom regulator voltages for display.
Well, didn't feel like it lasted too long. Fell asleep with my battery at 33%, woke up 3 hours later and it's dead. I'm ready to throw this phone out the window.
Sent from my Galaxy Nexus using xda app-developers app
100% no data connection and 100% no or unknown signal. I have almost full bars. WHAT THE HELL
Sent from my Galaxy Nexus using xda app-developers app
Battery App
I've tried to find a rom and kerneI that would help with battery too, nothing made that much of a difference though. I use the 2x battery saver app now. I get at least double the battery life sometimes more.
shmoozie said:
100% no data connection and 100% no or unknown signal. I have almost full bars. WHAT THE HELL
Sent from my Galaxy Nexus using xda app-developers app
Click to expand...
Click to collapse
I see you got the app. Good. Now a few minutes isn't enough time to gather reliable stats. Review the results after a full drain cycle of the battery. Check partial wakelocks and alarms for suspicious activity.
Petrovski80 said:
I see you got the app. Good. Now a few minutes isn't enough time to gather reliable stats. Review the results after a full drain cycle of the battery. Check partial wakelocks and alarms for suspicious activity.
Click to expand...
Click to collapse
Here's what was listed on BBS after a full drain. Do you see anything unusual? I turned my data on and kept it on 2G to prevent the no or unknown signal from eating more battery but that was the only change. Battery life still looks terrible.
Sent from my Galaxy Nexus using xda app-developers app
shmoozie said:
Here's what was listed on BBS after a full drain. Do you see anything unusual? I turned my data on and kept it on 2G to prevent the no or unknown signal from eating more battery but that was the only change. Battery life still looks terrible.
Sent from my Galaxy Nexus using xda app-developers app
Click to expand...
Click to collapse
I'm missing screenshots of partial wakelocks and alarms.
7175 said:
Could you post some info on battery drain statistics from battery settings tab or preferably gsam monitor over a full drain? I could probably help you out, just need some more info. Also try flashing fancy kernel if you haven't already. This is a newer kernel that gives the best battery life you'll find freshly flashed.
Before discharging toget battery stats I would try charging to 100% and using "battery calibration" by NeMa to clean your phone's batterystats file and then drain to zero with a screen flashlight or running gallery slideshow. This can always be a problem no matter how healthy your battery is.
Click to expand...
Click to collapse
No need for the snake oil app, as simply unplugging the phone after a full charge wipes battery stats. Wiping battery stats and draining to zero aren't going to have any bearing whatsoever on this issue and would needlessly shorten the battery's serviceable lifespan.
Petrovski80 said:
I'm missing screenshots of partial wakelocks and alarms.
Click to expand...
Click to collapse
Whoops.. I forgot to screenshot those. I'll get those later today. So I put my phone in airplane mode to see if maybe it was the reception... Phone kept draining. I will try to wipe everything off the phone later and not install any apps and see if that helps.
Sent from my Galaxy Nexus using xda app-developers app
According to these stats, it looks like Google talk and the calendar are my biggest wake locks? I disabled Google talk, turned off location history for Google maps last night, what should I do about the calendar? I feel like my phone is becoming useless because I have disabled so many things.
Sent from my Galaxy Nexus using xda app-developers app
Forgot to add these, if anyone can help it would be greatly appreciated. Thank you.
Sent from my Galaxy Nexus using xda app-developers app

4-5 hours of battery life.

I don't understand why but my phone is dyeing way too quickly and it's not so responsive (feels sluggish) as I want it to be. I see my friend has his HTC one and it's substantially faster then mine, both of us running all stock (mine is stock Rom but I'm using leankernel 6.8). I downloaded Better Battery Stats and I don't really see anything jumping out yet my phone usually lasts 4-5 hours with about one hour of screen time, sometimes I'm able to squeeze more. I have 90 apps on my phone, everything legit. I feel like it used to be much better before ..
Please advise.
Sent from my Galaxy Nexus using Tapatalk 4 Beta
the HTC one is faster. more memory, better processor. so thats a terrible comparison.
4-5hrs of screen on time or just 4-5hrs total?
Is it _THAT_ faster then GNEX? I'm running leankernel, mine is slightly OC to 1.2GHz. It seems like sometimes I could be running one or two apps and my phone would be really slow.
4-5 hours to drain 100% battery completely with about an hour of screen time.
Sent from my Galaxy Nexus using Tapatalk 4 Beta
its a quad core vs dual core, 2GB of ram vs 1GB of ram, so yes, its that much faster.
are you in a bad signal area? low LTE area (i assume you have verizon). give me a screen shot of your battery usage.
I'm not using LTE, I switched to 3G to save battery, right now I'm getting 3 bars out of 4 (-83dbm 4 asu)
Sent from my Galaxy Nexus using Tapatalk 4 Beta
looks like you're playing music the whole time over 3g, correct?
That is horrible btw.
My Verizon is running on 47min screen on time with 7h 15m 14s on battery and I have 62% left.
I'm not doing anything special with my phone either regarding "saving battery". Just standard official AOKP. No special kernels, undervolting, no special apps, etc.
Zepius said:
looks like you're playing music the whole time over 3g, correct?
Click to expand...
Click to collapse
I did play some music and no it wasn't entire time, but I was using my phone.
Sent from my Galaxy Nexus using Tapatalk 4 Beta
player911 said:
That is horrible btw.
My Verizon is running on 47min screen on time with 7h 15m 14s on battery and I have 62% left.
I'm not doing anything special with my phone either regarding "saving battery". Just standard official AOKP. No special kernels, undervolting, no special apps, etc.
Click to expand...
Click to collapse
I'm trying to stay on stock rom.
Sent from my Galaxy Nexus using Tapatalk 4 Beta
you should use the stock kernel as well.
Zepius said:
you should use the stock kernel as well.
Click to expand...
Click to collapse
So, You're saying that stock kernel is better then leanKernel??
a1exus said:
So, You're saying that stock kernel is better then leanKernel??
Click to expand...
Click to collapse
its possible. you could have undervolting too low, kernel could just not like your phone, etc
try with stock kernel, if you have the same results, we can go from there.
Zepius said:
its possible. you could have undervolting too low, kernel could just not like your phone, etc
try with stock kernel, if you have the same results, we can go from there.
Click to expand...
Click to collapse
I don't really "undervolting" or any other tweaks other then install leanKernel and change "Power Mode" to "BestBalance" (it sets following: MaxCPU: 1305MHz, MixCpu: 384MHz, Governor: interactive, IO Scheduler: deadline, MaxCPU (screen off): 537MHz.
that is it...
a1exus said:
MaxCPU (screen off): 537MHz.
that is it...
Click to expand...
Click to collapse
Touche. Takes the device so damn long to execute tasks it drains the battery.
a manta wrote this.
beekay201 said:
Touche. Takes the device so damn long to execute tasks it drains the battery.
a manta wrote this.
Click to expand...
Click to collapse
I changed it over 700MHz, let's see if that helps..
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a1exus said:
I changed it over 700MHz, let's see if that helps..
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Screen off max cpu speed over here is 1.2ghz.
a maguro wrote this.
I don't really see any difference, but if you think it'll help me, I can try setting it to 1.2, although I'm pretty sure this isn't why I'm getting so little time on my battery..
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3g does use less power than 4g,but it still drains pretty fast. Use wifi whenever possible. Turn on auto brightness for display. If u have the Facebook app, delete it and use the mobile site.
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cnoevl21 said:
3g does use less power than 4g,but it still drains pretty fast. Use wifi whenever possible. Turn on auto brightness for display. If u have the Facebook app, delete it and use the mobile site.
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.. and that's why I use 3G or WiFi whenever available .. I'm official beta tester of Facebook beta, I can always submit a bug report to Facebook if app is misbehaving).
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If I was beta testing an app, I would try to have a very small number of installed apps.
AFAIK, the longer the device has to keep a wake lock, the harder it is on the battery.
And 1.2 GHz is stock max speed, not an OC implementation.
a maguro wrote this.

Battery life stock 4.1.2 vs. 4.2 2

Considering getting one of the latest rooted ROMs, but only if the battery life is improved. Anyone know of they bare better than stock 4.1.2?
Thanks
Any rom can be great because the rom itself really has not much bearing on battery life at all. What's going to impact battery life is kernel, user setup and how you use your device.
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Ok. So are the 4.2.2 kernels better in terms of battery life?
ronnienyc said:
Ok. So are the 4.2.2 kernels better in terms of battery life?
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I tried a bunch of them, BMS gave me the best results
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edfunkycold said:
...how you use your device.
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This! More than anything, that line right there. My wife keeps asking me why her battery life is terrible and mine is amazing. I've got both phones on the exact same ROM (mrom), same setup, but she can barely get through the day, whereas I plugged in last night before bed and I was at 68%. I keep telling her it's facebooks fault...she's convinced I just hate facebook. That's beside the point...
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Here is my stats when I was running BMS kernel
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devastatorx said:
This! More than anything, that line right there. My wife keeps asking me why her battery life is terrible and mine is amazing. I've got both phones on the exact same ROM (mrom), same setup, but she can barely get through the day, whereas I plugged in last night before bed and I was at 68%. I keep telling her it's facebooks fault...she's convinced I just hate facebook. That's beside the point...
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It is Facebook's fault if using the app. I use mobile website with no issues and no battery drain.
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joeyhdownsouth said:
It is Facebook's fault if using the app. I use mobile website with no issues and no battery drain.
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Yep, she uses the app. That thing just eats the battery.
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devastatorx said:
This! More than anything, that line right there. My wife keeps asking me why her battery life is terrible and mine is amazing. I've got both phones on the exact same ROM (mrom), same setup, but she can barely get through the day, whereas I plugged in last night before bed and I was at 68%. I keep telling her it's facebooks fault...she's convinced I just hate facebook. That's beside the point...
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There are options to fix this issue with apps like that. Facebook is probably the worst with 20+ processes running in the background. Greenify is a great app to deal with those issues.
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